- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 35/34 - Disazo dyes characterised by the tetrazo component the tetrazo component being heterocyclic
Patent holdings for IPC class C09B 35/34
Total number of patents in this class: 18
10-year publication summary
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2
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1
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0
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0
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0
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2
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0
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1
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30774 |
10 |
| Sumitomo Chemical Company, Limited | 8989 |
2 |
| Canon Kabushiki Kaisha | 7406 |
2 |
| Samsung Display Co., Ltd. | 39154 |
1 |
| The Johns Hopkins University | 5948 |
1 |
| Mitsubishi Rayon Co., Ltd. | 845 |
1 |
| Mitsubishi Chemical Corporation | 4757 |
1 |
| Other owners | 0 |